Malcolm Hardy
Weidenfeld and Nicolson, 1990
Buku Teks
edited by Ross Vasta
Jessica Kingsley, c1992
Buku Teks
Kathleen McCartnet; Deborah Phillips
Blackwell, 2006
Buku Teks
Bergin, Christi Crosby, author
Wadsworth and Cengage Learning, 2012
Buku Referensi
Arnett, Jeffrey Jensen, author
Pearson, 2013
Buku Teks